package com.tanhua.sso.service;

import com.aliyuncs.CommonRequest;
import com.aliyuncs.CommonResponse;
import com.aliyuncs.DefaultAcsClient;
import com.aliyuncs.IAcsClient;
import com.aliyuncs.exceptions.ClientException;
import com.aliyuncs.exceptions.ServerException;
import com.aliyuncs.http.MethodType;
import com.aliyuncs.profile.DefaultProfile;
import com.tanhua.sso.config.AliyunSMSConfig;
import com.tanhua.sso.vo.ErrorResult;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.RandomUtils;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Service;

import java.time.Duration;
import java.util.Map;

@Service
@Slf4j
public class SmsService {
    @Autowired
    private AliyunSMSConfig aliyunSMSConfig; //注入阿里云sms配置类
    @Autowired
    private RedisTemplate<String, String> redisTemplate; //注入redis配置类

    /**
     * 发送短信验证码
     *
     * @param mobile
     * @return
     */
    public String sendSms(String mobile) {
        DefaultProfile profile = DefaultProfile.getProfile(this.aliyunSMSConfig.getRegionId(),
                this.aliyunSMSConfig.getAccessKeyId(), this.aliyunSMSConfig.getAccessKeySecret());
        IAcsClient client = new DefaultAcsClient(profile);

        //随机生成验证码
        String code = RandomUtils.nextInt(100000, 999999) + "";
        CommonRequest request = new CommonRequest();
        request.setSysMethod(MethodType.POST);
        request.setSysDomain(this.aliyunSMSConfig.getDomain());
        request.setSysVersion("2017-05-25");
        request.setSysAction("SendSms");
        request.putQueryParameter("RegionId", this.aliyunSMSConfig.getRegionId());
        request.putQueryParameter("PhoneNumbers", mobile); //目标手机号
        request.putQueryParameter("SignName", this.aliyunSMSConfig.getSignName()); //签名名称
        request.putQueryParameter("TemplateCode", this.aliyunSMSConfig.getTemplateCode()); //短信模板code
        request.putQueryParameter("TemplateParam", "{\"code\":\"" + code + "\"}");//模板中变量替换
        try {
            CommonResponse response = client.getCommonResponse(request);
            String data = response.getData();
            if (StringUtils.contains(data, "\"Message\":\"OK\"")) {
                //如果验证码发送成功   返回验证码
                return code;
            }
            log.info("验证码发送成功! data=" + data);
            System.out.println(response.getData());
        } catch (Exception e) {
            log.error("验证码发送失败! mobile=" + mobile, e);
        }
        return null;
    }

    /**
     * 发送短信验证码
     * 完成发送验证码后,需要将验证码保存到redis中
     *
     * @param phone
     * @return
     */
    public ErrorResult sendCheckCode(String phone) {
        String redisKey = "CHECK_CODE_" + phone;
        //先判断该手机号发送的验证码是否还未失效
        if (this.redisTemplate.hasKey(redisKey)) {
            //如果验证码未失效  往上一层返回结果
            String msg = "上一次发送的验证码还未失效!";
            return ErrorResult.builder().errCode("000001").errMessage(msg).build();
        }
        //如果验证码已失效 重新发送验证码 并得到新验证码
//        String code = this.sendSms(phone);
        String code = "123456";
        //如果新验证码不存在   证明发送验证码失败 响应失败消息
        if (StringUtils.isEmpty(code)) {
            String msg = "发送验证码失败!";
            return ErrorResult.builder().errCode("000000").errMessage(msg).build();
        }
        //如果新验证码存在 代表发送成功  将验证码保存到redis中  有效期为五分钟
        this.redisTemplate.opsForValue().set(redisKey, code, Duration.ofMinutes(5));
        return null;
    }
}
